National Oceanic and Atmospheric Administration National Weather Service United States Department of Commerce

Showers and Thunderstorms from the Southern Plains into the Ohio Valley; Record Warmth in the Central U.S.

Heavy rain and widely scattered severe storms are expected over portions of the central and southern Plains into the Ohio Valley. Unseasonable warmth will continue for a few more days across the Midwest, Southeast, and Mid-Atlantic where several daily record highs could fall. Read More >

Current conditions at

Portland-Hillsboro Airport (KHIO)

Lat: 45.54765°NLon: 122.95568°WElev: 194.0ft.

Clear

64°F

18°C

Humidity 67%
Wind Speed N 4 MPH
Barometer 30.27 in (1025.06 mb)
Dewpoint 54°F (12°C)
Visibility 10.00 mi
Last update 14 Oct 07:35 PM PDT
Extended Forecast for

Hillsboro OR

  • Tonight

    Tonight: Patchy fog after midnight. Otherwise, clear, with a low around 48. Calm wind.

    Low: 48 °F

    Clear then
    Patchy Fog

  • Thursday

    Thursday: Patchy fog before 9am. Otherwise, sunny, with a high near 78. Calm wind becoming east around 6 mph in the afternoon.

    High: 78 °F

    Patchy Fog
    then Sunny

  • Thursday Night

    Thursday Night: Mostly clear, with a low around 51. East northeast wind around 5 mph becoming calm in the evening.

    Low: 51 °F

    Mostly Clear

  • Friday

    Friday: Mostly sunny, with a high near 78. Calm wind.

    High: 78 °F

    Mostly Sunny

  • Friday Night

    Friday Night: Partly cloudy, with a low around 51. Calm wind.

    Low: 51 °F

    Partly Cloudy

  • Saturday

    Saturday: A 30 percent chance of rain before 11am. Patchy fog before 11am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 66.

    High: 66 °F

    Chance Rain
    and Patchy
    Fog then
    Partly Sunny

  • Saturday Night

    Saturday Night: Patchy fog after 5am. Otherwise, partly cloudy, with a low around 40.

    Low: 40 °F

    Partly Cloudy
    then Patchy
    Fog

  • Sunday

    Sunday: Patchy fog before 10am. Otherwise, mostly sunny, with a high near 65.

    High: 65 °F

    Patchy Fog
    then Mostly
    Sunny

  • Sunday Night

    Sunday Night: Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 42.

    Low: 42 °F

    Patchy Fog

Detailed Forecast

Tonight
Patchy fog after midnight. Otherwise, clear, with a low around 48. Calm wind.
Thursday
Patchy fog before 9am. Otherwise, sunny, with a high near 78. Calm wind becoming east around 6 mph in the afternoon.
Thursday Night
Mostly clear, with a low around 51. East northeast wind around 5 mph becoming calm in the evening.
Friday
Mostly sunny, with a high near 78. Calm wind.
Friday Night
Partly cloudy, with a low around 51. Calm wind.
Saturday
A 30 percent chance of rain before 11am. Patchy fog before 11am. Otherwise, cloudy, then gradually becoming mostly sunny, with a high near 66.
Saturday Night
Patchy fog after 5am. Otherwise, partly cloudy, with a low around 40.
Sunday
Patchy fog before 10am. Otherwise, mostly sunny, with a high near 65.
Sunday Night
Patchy fog after 11pm. Otherwise, partly cloudy, with a low around 42.
Monday
A chance of rain. Mostly cloudy, with a high near 60.
Monday Night
A chance of rain. Mostly cloudy, with a low around 41.
Tuesday
Mostly sunny, with a high near 63.
Tuesday Night
Mostly clear, with a low around 41.
Wednesday
Mostly sunny, with a high near 64.
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Forecast Area
Tiles ©ESRI

ABOUT THIS FORECAST

 
Point Forecast:
Hillsboro OR
 45.53°N 122.95°W (Elev. 200 ft)
Last Update:
7:41 pm PDT Oct 14, 2026
Forecast Valid:
7pm PDT Oct 14, 2026-6pm PDT Oct 21, 2026
 
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Additional Resources

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High Temperature

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Chance of Precipitation